Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 7.32
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -7.61 -0.375 2.85
Prot (kg) -7.24 -0.441 3.20
Fertility Sub Index 6.49
Calving Interval (days) -4.06 -1.459 5.92
Survival (%) 0.51 1.117 0.57
Calving Sub Index -0.85
Gestation Length (days) 0.92 -0.919 -0.85
Beef Sub Index 1.92
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 18.16

* Based on an €80/tonne carbon price